Spectrum of the optical counterpart of GRB 000131

This image shows the spectrum of the afterglow of GRB 000131, obtained during a 3-hr exposure with the FORS1 multi-mode instrument at VLT ANTU on February 8, 2000. The "Lyman-alpha break" at wavelength 670.1 nm is indicated.

Technical information: The spectrum was obtained during a 3-hr exposure with the FORS1 multi-mode instrument at VLT ANTU on February 8, 2000, when the object's magnitude was only R = 25.3. The mean levels of the spectral continua on either side of the redshifted "Lyman-alpha break" at wavelength 670.1 nm are indicated.

Crédito:

ESO

Sobre la imagen

Identificador:eso0034c
Tipo:Observación
Fecha de publicación:17 de Octubre de 2000
Noticias relacionadas:eso0034
Tamaño:2605 x 2109 px

Sobre el objeto

Nombre:GRB 000131
Tipo:Early Universe : Cosmology : Phenomenon : Gamma Ray Burst
Distancia:z=4.5 (desplazamiento al rojo)
Categoría:Cosmology

Formatos de imagen

JPEG grande
69,3 KB

Colores y filtros

BandaTelescopio
ÓpticoVery Large Telescope
FORS1

Exposure time: 10800s